// 放大缩小 1
//animation: 'am-fs-1 4s infinite'
@keyframes am-fs-1 {
  0%, 35% {
    transform: scale(1)
  }

  15%, 25%, 5% {
    transform: scale(1.1)
  }

  10%, 20%, 30% {
    transform: scale(.9)
  }
}

// 放大缩小 2
@keyframes am-fs-2 {
  0% {
    transform: scale(1);
  }

  25% {
    transform: scale(1.1);
  }

  50% {
    transform: scale(1);
  }

  75% {
    transform: scale(1.1);
  }

}

// 上下浮动
//animation: am-ud-1 1.3s ease-in-out infinite alternate;
@keyframes am-ud-1 {
  from {
    transform: translate(0, -5px)
  }
  to {
    transform: translate(0, 5px)
  }
}

// 抖动
//am-dd-1 0.3s infinite
@keyframes am-dd-1 {
  0% {
    transform: translate(1px, 1px);
  }
  25% {
    transform: translate(-2px, -2px);
  }
  50% {
    transform: translate(3px, 0px);
  }
  75% {
    transform: translate(-4px, 4px);
  }
  100% {
    transform: translate(0px, -5px);
  }
}
// 两头摆动
//am-lt-1 2.5s infinite
@keyframes am-lt-1 {
  0%,35% {
    transform: rotate(0deg)
  }

  15%,25%,5% {
    transform: rotate(-3deg)
  }

  10%,20%,30% {
    transform: rotate(3deg)
  }
}